:root{--ldg-night:#021716;--ldg-night-2:#03201e;--ldg-night-3:#062724;--ldg-glow:#45e3d2;--ldg-glow-ink:#022322;--ldg-on-night:#eaf4f2;--ldg-night-muted:#a9c3bf;--ldg-night-dim:#7e9c98;--ldg-night-line:rgb(255 255 255/0.08);--ldg-mist:#f3f6f8;--ldg-paper:#ffffff;--ldg-ink:#0b1f36;--ldg-ink-2:#3a4b5c;--ldg-slate:#475866;--ldg-slate-2:#5b6b78;--ldg-rule:#dde5ea;--ldg-teal:#007c78;--ldg-teal-press:#006a67;--ldg-mint:#dcf1ec;--ldg-gold:#b48a2e;--ldg-gold-ink:#8a6a1f;--ldg-cjk:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI",Meiryo;--ldg-font-site:var(--font-instrument),var(--ldg-cjk),system-ui,sans-serif;--ldg-font-ui:var(--font-lato),var(--ldg-cjk),system-ui,sans-serif;--ldg-display:clamp(2.75rem,1.35rem + 4.6vw,5.5rem);--ldg-h2:clamp(2.125rem,1.4rem + 2.4vw,3.625rem);--ldg-h3:clamp(1.75rem,1.4rem + 1.2vw,2.625rem);--ldg-lede:clamp(1.0625rem,1rem + 0.3vw,1.1875rem);--ldg-body:clamp(1rem,0.98rem + 0.08vw,1.0625rem);--ldg-small:clamp(0.875rem,0.86rem + 0.06vw,0.9375rem);--ldg-meta:0.8125rem;--ldg-container:1200px;--ldg-gutter:40px;--ldg-section:128px;--ldg-nav-height:68px;--ldg-radius-control:12px;--ldg-radius-tile:24px;--ldg-heading:#ffffff;--ldg-text:var(--ldg-night-muted);--ldg-focus:var(--ldg-glow);--ldg-btn-bg:var(--ldg-glow);--ldg-btn-bg-hover:#6ff0e2;--ldg-btn-fg:var(--ldg-glow-ink);--ldg-btn-shadow:0 0 0 1px rgb(69 227 210/0.4),0 10px 30px rgb(69 227 210/0.25);--ldg-btn2-bg:rgb(255 255 255/0.03);--ldg-btn2-border:rgb(255 255 255/0.16);--ldg-btn2-fg:var(--ldg-on-night)}@media (max-width:1024px){:root{--ldg-gutter:28px;--ldg-section:104px}}@media (max-width:640px){:root{--ldg-gutter:16px;--ldg-section:72px;--ldg-nav-height:64px}}:where(.ldg-night){--ldg-heading:#ffffff;--ldg-text:var(--ldg-night-muted);--ldg-focus:var(--ldg-glow);--ldg-btn-bg:var(--ldg-glow);--ldg-btn-bg-hover:#6ff0e2;--ldg-btn-fg:var(--ldg-glow-ink);--ldg-btn-shadow:0 0 0 1px rgb(69 227 210/0.4),0 10px 30px rgb(69 227 210/0.25);--ldg-btn2-bg:rgb(255 255 255/0.03);--ldg-btn2-border:rgb(255 255 255/0.16);--ldg-btn2-fg:var(--ldg-on-night);background:var(--ldg-night);color:var(--ldg-on-night)}:where(.ldg-day){--ldg-heading:var(--ldg-ink);--ldg-text:var(--ldg-slate);--ldg-focus:var(--ldg-teal);--ldg-btn-bg:var(--ldg-ink);--ldg-btn-bg-hover:#16314f;--ldg-btn-fg:#ffffff;--ldg-btn-shadow:0 8px 24px rgb(11 31 54/0.22);--ldg-btn2-bg:#ffffff;--ldg-btn2-border:#c9d5dc;--ldg-btn2-fg:var(--ldg-ink);background:var(--ldg-mist);color:var(--ldg-ink-2)}*,:after,:before{box-sizing:border-box}html{text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--ldg-nav-height) + 16px)}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}html:has(#pause-motion:checked) *,html:has(#pause-motion:checked) :after,html:has(#pause-motion:checked) :before{animation:none!important}body{min-height:100vh;overflow-x:clip;background:var(--ldg-night);color:var(--ldg-on-night);font:400 var(--ldg-body) /1.55 var(--ldg-font-site);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}blockquote,body,dd,dl,figure,h1,h2,h3,h4,ol,p,ul{margin:0}ol,ul{padding:0;list-style:none}img,svg,video{display:block;max-width:100%}button,input,select{font:inherit;color:inherit}a{color:inherit}:focus-visible{outline:2px solid var(--ldg-focus);outline-offset:3px}main:focus{outline:none}:where(.ldg-h2){color:var(--ldg-heading);font-size:var(--ldg-h2);font-weight:600;letter-spacing:-.04em;line-height:1.02;text-wrap:balance}:where(.ldg-lede){max-width:60ch;color:var(--ldg-text);font-size:var(--ldg-lede);line-height:1.55;text-wrap:pretty}:where(:lang(ja) .ldg-h2){letter-spacing:0;line-height:1.25}.ldg-skip{position:absolute;top:-120px;left:16px;z-index:100;padding:12px 16px;border-radius:var(--ldg-radius-control);background:var(--ldg-glow);color:var(--ldg-glow-ink);font-weight:600;text-decoration:none}.ldg-skip:focus{top:16px}.ldg-visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}:root{--app-nav-plane:#00201f;--app-teal:#007c78;--app-link:#006d6a;--app-ink:#101820;--app-slate:#52616b;--app-fog:#e6eef0;--app-fog-strong:#c7d2d9;--app-cloud:#f7faf8;--app-table-head:#f9fbfa;--app-success:#066b4a;--app-warning:#8a5a00;--app-danger:#b42318;--app-info:#1d4ed8;--app-gold:#b48a2e;--app-brand:#1f4e79}.MobileMenu_toggle__I7Hk9{display:none;min-height:44px;padding:0 14px;border:1px solid rgb(255 255 255/.16);border-radius:var(--ldg-radius-control);background:rgb(255 255 255/.03);color:var(--ldg-on-night);font-size:.9375rem;font-weight:600;cursor:pointer}.MobileMenu_toggleIcon__kY3mA{display:none}@media (max-width:960px){.MobileMenu_toggle__I7Hk9{display:inline-flex;align-items:center}}@media (max-width:640px){.MobileMenu_toggle__I7Hk9{justify-content:center;width:44px;padding:0}.MobileMenu_toggleText__qeVmp{display:none}.MobileMenu_toggleIcon__kY3mA{display:block}}.MobileMenu_sheet__Q3AG7{width:min(420px,100vw);max-width:100vw;height:100dvh;max-height:100dvh;margin:0 0 0 auto;padding:16px var(--ldg-gutter) 32px;border:0;border-left:1px solid var(--ldg-night-line);background:var(--ldg-night-2);color:var(--ldg-on-night)}.MobileMenu_sheet__Q3AG7::backdrop{background:rgb(2 23 22/.6);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.MobileMenu_head__LenGR{display:flex;justify-content:flex-end;margin-bottom:16px}.MobileMenu_close__f_BBP{min-height:44px;padding:0 14px;border:1px solid rgb(255 255 255/.16);border-radius:var(--ldg-radius-control);background:none;color:var(--ldg-on-night);font-weight:600;cursor:pointer}.MobileMenu_list__ACBia{border-top:1px solid var(--ldg-night-line)}.MobileMenu_list__ACBia a{display:block;padding:18px 0;border-bottom:1px solid var(--ldg-night-line);color:#ffffff;font-size:1.375rem;font-weight:600;letter-spacing:-.02em;text-decoration:none}.MobileMenu_language__zgQ7r{margin-top:24px}.SiteFooter_footer__ebaNZ{position:relative;padding:72px 0 40px;border-top:1px solid var(--ldg-night-line);background:var(--ldg-night);color:var(--ldg-night-muted);font-size:var(--ldg-small)}.SiteFooter_grid__wkGdl{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}.SiteFooter_brand__5cPka p{max-width:32ch;margin-top:16px;line-height:1.55}.SiteFooter_operator__sD8x_{max-width:36ch;margin-top:16px;font-style:normal;line-height:1.55}.SiteFooter_operator__sD8x_ a{color:var(--ldg-night-muted);text-decoration:underline;text-underline-offset:3px}.SiteFooter_operator__sD8x_ a:hover{color:#ffffff}.SiteFooter_logo__CdUJU{width:auto;height:24px}.SiteFooter_column__aSTEq h2{margin-bottom:10px;color:#ffffff;font-size:var(--ldg-small);font-weight:600}.SiteFooter_column__aSTEq a{display:inline-block;padding:6px 0;color:var(--ldg-night-muted);text-decoration:none;transition:color .14s ease}.SiteFooter_column__aSTEq a:hover{color:#ffffff}.SiteFooter_base__6gZSA{display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px;margin-top:56px;padding-top:24px;border-top:1px solid var(--ldg-night-line)}.SiteFooter_textButton__o810n{min-height:44px;padding:0;border:0;background:none;color:var(--ldg-night-muted);cursor:pointer;text-decoration:underline;text-underline-offset:3px}.SiteFooter_textButton__o810n:hover{color:#ffffff}.SiteFooter_copyright__rpJC0{margin-left:auto;color:var(--ldg-night-dim)}@media (max-width:860px){.SiteFooter_grid__wkGdl{grid-template-columns:1fr 1fr}.SiteFooter_brand__5cPka{grid-column:1/-1}}@media (max-width:520px){.SiteFooter_grid__wkGdl{grid-template-columns:1fr}.SiteFooter_copyright__rpJC0{margin-left:0}}.SiteNav_bar__dDM_S{position:sticky;top:0;z-index:30;border-bottom:1px solid rgb(255 255 255/.06);background:rgb(2 23 22/.72);-webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);transition:background-color .16s ease,border-color .16s ease}.SiteNav_bar__dDM_S[data-scrolled]{border-bottom-color:rgb(255 255 255/.1);background:rgb(2 23 22/.86)}.SiteNav_inner__S1_9L{display:flex;align-items:center;gap:40px;max-width:calc(var(--ldg-container) + 2 * var(--ldg-gutter));height:var(--ldg-nav-height);margin-inline:auto;padding-inline:var(--ldg-gutter)}.SiteNav_logo__S1E9L{display:block;flex:none}.SiteNav_logoImage__mhKJZ{width:auto;height:24px}.SiteNav_links__DUPXa{display:flex;gap:28px;margin-right:auto}.SiteNav_links__DUPXa a,.SiteNav_login__SFA00{color:var(--ldg-night-muted);font-size:.9375rem;font-weight:500;text-decoration:none;transition:color .14s ease}.SiteNav_links__DUPXa a:hover,.SiteNav_login__SFA00:hover{color:#ffffff}.SiteNav_actions__AZiRS{display:flex;align-items:center;gap:20px;margin-left:auto}.SiteNav_ctaShort__lKxBg{display:none}@media (max-width:960px){.SiteNav_links__DUPXa{display:none}}@media (max-width:640px){.SiteNav_inner__S1_9L{gap:16px}.SiteNav_login__SFA00{display:none}.SiteNav_actions__AZiRS{gap:10px}.SiteNav_logoImage__mhKJZ{height:22px}.SiteNav_ctaLong__2coXQ{display:none}.SiteNav_ctaShort__lKxBg{display:inline}}@media (prefers-reduced-motion:reduce){.SiteNav_bar__dDM_S{transition:none}}